Fix performance tests

Author: smnandre

src/Map/tests/Cluster/ClusteringPerformanceTest.php

@@ -65,9 +65,9 @@ public function testScenarioRegion50000(ClusteringAlgorithmInterface $algorithm,
      *
      * @dataProvider algorithmProvider
      */
-    public function testScenarioCountry50000(ClusteringAlgorithmInterface $algorithm, float $zoom): void
+    public function testScenarioCountry5000(ClusteringAlgorithmInterface $algorithm, float $zoom): void
     {
-        $points = $this->generatePoints(500000, 30, 60, -10, 35);
+        $points = $this->generatePoints(5000, 30, 60, -10, 35);
 
         $this->runPerformanceTest($algorithm, $points, $zoom);
     }
@@ -94,15 +94,14 @@ private function runPerformanceTest(ClusteringAlgorithmInterface $algorithm, arr
         $elapsed = microtime(true) - $startTime;
 
         $this->assertLessThan(2.0, $elapsed, $algorithm::class." took too long: {$elapsed} seconds (zoom {$zoom}, ".\count($points).' points)');
-        // echo $algorithm::class." ($zoom): ".($elapsed * 1000)." ms\n";
     }
 
     private function generatePoints(int $count, float $latMin, float $latMax, float $lngMin, float $lngMax): array
     {
         $points = [];
         for ($i = 0; $i < $count; ++$i) {
-            $lat = mt_rand((int) ($latMin * 100), (int) ($latMax * 100)) / 100.0;
-            $lng = mt_rand((int) ($lngMin * 100), (int) ($lngMax * 100)) / 100.0;
+            $lat = random_int((int) ($latMin * 100), (int) ($latMax * 100)) / 100.0;
+            $lng = random_int((int) ($lngMin * 100), (int) ($lngMax * 100)) / 100.0;
             $points[] = new Point($lat, $lng);
         }